Input Parameters
| Parameter | Value |
|---|
| p_c | 3275010 |
|---|
| eps | 56.1 |
|---|
| MR | 5 |
|---|
| r_c | 0.123 |
|---|
| F | 73400 |
|---|
| cea_fu | H2 (100%) |
|---|
| cea_ox | O2(L) (100%) |
|---|
| coolant_fu | Hydrogen (100%) |
|---|
| coolprop_fu | hydrogen |
|---|
| coolprop_ox | oxygen |
|---|
| T_gas_fu_in | 200 |
|---|
| T_gas_ox_in | 100 |
|---|
| T_coolant_in | 33 |
|---|
| p_coolant_in | 6900000 |
|---|
| theta_conv | 25 |
|---|
| R_1f | 1.5 |
|---|
| R_2f | 3 |
|---|
| R_3f | 0.5 |
|---|
| length_fraction | 0.713 |
|---|
| L_star | 0.95 |
|---|
| roughness_height | 1.17e-06 |
|---|
| wall_thickness | 0.00031 |
|---|
Optimal Values
| Parameters | Value |
|---|
| MR | 5 |
|---|
| p_c | 3275010 |
|---|
| T_c | 3.29e+03 |
|---|
| F | 73400 |
|---|
| eps | 56.1 |
|---|
| L_star | 0.95 |
|---|
| c_star | 2.4e+03 |
|---|
| p_amb | 100000 |
|---|
| Isp_ideal_amb | 452 |
|---|
| Isp_vac | 469 |
|---|
| Isp_amb | 50.3 |
|---|
| Isp_SL | 44.8 |
|---|
| CF_vac | 1.92 |
|---|
| CF_amb | 0.206 |
|---|
| CF_SL | 0.183 |
|---|
| mdot | 16 |
|---|
| mdot_fu | 2.66 |
|---|
| mdot_ox | 13.3 |
|---|
| t_stay | 0.000972 |
|---|
| A_t | 0.0117 |
|---|
| A_e | 0.655 |
|---|
| r_t | 0.061 |
|---|
| r_e | 0.457 |
|---|
| V_c | 0.0111 |
|---|
| npts | 15 |
|---|
This is the report outlining the Pyskyfire simulation of the regenerative cooling of the RL10 engine. Reference data is largely collected from NASA, Binder, 1997, RL10 Modelling Project.